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Matches 401 - 450 out of 1,926

Document Document Title
WO/1996/012698A1
The description relates to a process for producing methyl ethyl ketone peroxide by the reaction of methyl ethyl ketone and hydrogen peroxide in the presence of an acid catalyst in a phlegmatizer agent in which a 50 to 70 % hydrogen perox...  
WO/1996/011908A1
The present invention provides polyunsaturated fatty acid compounds having antimalarial and/or neutrophil stimulatory activity. The polyunsaturated fatty acids contain 18-25 carbons and 1-6 double bonds and are characterized in that they...  
WO/1996/009983A1
A stable composition is provided of an aqueous peroxycarboxylic acid sol or gel and a cross-linked polyacrylate with a pH greater than 3.5. A process for preparing the composition is also disclosed.  
WO/1996/007640A1
Processes for manufacturing aqueous compositions of peracids are disclosed which comprise the step of forming said peracids by reacting the corresponding anhydrides with a concentrated hydrogen peroxide solution. Preferred herein is a pr...  
WO/1996/007639A1
A number of solid peroxyacids are obtained by precipitation from a highly acidic reaction media in which they are prepared by sulphuric acid catalysed reaction of a corresponding carboxylic acid with hydrogen peroxide. The physical chara...  
WO/1996/003372A1
A process is disclosed for producing 2,5-dimethyl-2,5-dihydroperoxyhexane by reacting 2,5-dimethyl-1,5-hexadiene with hydrogen peroxide in an acidic medium. With this process, good yields of the 2,5-dimethyl-2,5-dihydroperoxyhexane can b...  
WO/1995/034537A1
Storage stable, aqueous acidic solutions having a pH in the range of from 1 to 5 comprising at least one ester peracid having general formula (I), where R represents an alkyl group having from 1 to 4 carbons and x equals 1 to 4 are provi...  
WO/1995/034523A1
Cycloalkanols and cycloalkanones are produced by the catalytic decomposition of cycloalkyl hydroperoxides, preferably having 5 to 20 carbon atoms, with a ruthenium complex represented by the general formula (I): [RuCl2Ln]m, (wherein L is...  
WO/1995/030653A1
A number of solid peroxyacids are obtained by precipitation from highly acidic reaction media in which they are obtained by sulphuric acid catalysed reaction with hydrogen peroxide. The physical characteristics and purity of the precipit...  
WO/1995/030654A1
Poorly soluble peroxyacids obtained by reacting a solid carboxylic acid substrate with an Caro's acide solution can suffer from impaired purity. The purity of the product can be improved by preparing the Caro's acid solution in two stage...  
WO/1995/024388A1
The invention relates to a method for the preparation of aqueous solutions containing performic acid formed by reaction of formic acid and hydrogen peroxide in the presence of a catalyst, wherein the catalyst is a compound containing at ...  
WO/1995/023209A1
The invention relates to particles having a core comprising a peroxy compound with capability of releasing hydrogen peroxide or peroxy acids in aqueous solutions, which particles have a coating containing a chelating agent selected from ...  
WO/1995/023210A1
The invention relates to particles having a core comprising a peroxy compound with capability of releasing hydrogen peroxide or peroxy acids in aqueous solutions, which particles have a coating containing a chelating agent selected from ...  
WO/1995/023208A1
The invention relates to particles having a core comprising a peroxy compound with capability of releasing hydrogen peroxide or peroxy acids in aqueous solutions, which particles have a coating containing alkali metal silicate and a chel...  
WO/1995/021236A1
The use of N-acyl and O-acyl bleach activator compounds to generate peroxy acids in aqueous acidic environments. The product is used in situ as a hard surface cleaner. Compositions for forming the aqueous acidic peroxy acid products incl...  
WO/1995/017345A2
The production of hydrogen peroxide, C1 to C4 monopercarboxylic acid and C4 to C18 dipercarboxylic acid complexes by the fluidised bed process by the addition of a solution of hydrogen peroxide, C1 to C4 monopercarboxylic acid, C4 to C18...  
WO/1995/016673A1
The incorporation of many percarboxylic acids, which otherwise could be incorporated in household formulations as disinfectants and/or bleaching agents, especially at hand-hot temperatures, is precluded or hindered by their adverse physi...  
WO/1995/015942A1
A method for the manufacture of bleach activators is provided. The process comprises dissolving an acid halide or anhydride in a water miscible hydroxyl-free solvent prior to reaction with an aqueous dispersion of an aryl hydroxysulphona...  
WO/1995/014760A1
New compounds useful as bleach activators as well as new percarboxylic acids, which may be formed as intermediates upon reaction of such activators with peroxygen bleach source in aqueous solution, include nitrogen-containing heterocycli...  
WO/1995/004717A1
The present invention relates to the field of the production of phenol from cumene. It concerns a process for the preparation of cumene hydroperoxide, continuously, by oxidation of cumene in liquid phase, in the presence of oxygen. The p...  
WO/1995/003276A1
An amido peroxyacid having formula (I) wherein R is selected from the group consisting of C1-C16 alkylene, C5-C12 cycloalkylene, C6-C12 arylene radicals; R1 and R2 are selected from the group consisting of hydrogen, C1-C16 alkyl, C5-C12 ...  
WO/1995/003275A1
An amido peroxyacid having formula (1) wherein R is selected from the group consisting of C1-C12 alkylene, C5-C12 cycloalkylene, C6-C12 arylene and radical combinations thereof; R1 and R2 are independently selected from the group consist...  
WO/1995/002578A1
A secondary carbon atom in an alkane, including alkyl groups attached to aromatic rings, or cycloalkane is peroxidized by molecular oxygen to the corresponding hydroperoxide in the absence of a catalyst. The peroxidation is carried out i...  
WO/1995/000473A1
A novel calix[4]arene compound, application of the compounds as an active component in a calcium sensitive sensor, and a calcium sensitive sensor containing the compound. The calix[4]arene compound has general formula (I). The sensor is ...  
WO/1994/024101A1
The present invention relates to a process for the melt crystallization of an amidoacid composition which contains at least one amidoacid represented by formulae (I) and (II), wherein R1 is selected from C1-14 alk(en)yl, ar(en)yl and alk...  
WO/1994/021624A1
A process for the catalysed oxidation of ketones to esters or lactones with hydrogen peroxide in the presence of a carboxylic acid or anhydride solvent is provided. The process employs gamma alumina as a heterogeneous catalyst. In certai...  
WO/1994/021605A1
Cationic peroxyacids are provided having formula (I) wherein: R1 is an optionally substituted C1-C24 alkyl or alkenyl or alkylaryl with a C1-C24 alkyl group; R2 and R3 are each independently a C1-C3 alkyl or C1-C3 substituted alkyl group...  
WO/1994/020600A1
The stability of a substantially water-insoluble organic peroxyacid against exothermic decomposition initiated by heat, is enhanced by contacting the peroxyacid with a binding agent for transition metal ions. In a preferred embodiment, t...  
WO/1994/018830A1
A substantially water-free, non-dusting and flowable composition comprising an organic peroxide, a hydrocarbyl phthalate, and at least one phlegmatization agent is provided wherein the phlegmatization agent is selected from the group con...  
WO/1994/018298A1
N-acyl compounds known as bleach activators especially tetraacetylalkylene diamines, are reacted with a peroxygen source in aqueous solution at an acidic pH to form an oxidising product which is a stronger oxidising agent than the peroxy...  
WO/1994/018297A1
The use of N-acyl and O-acyl bleach activator compounds to generate peroxy acids in aqueous acidic environments usually under relatively dilute conditions is described. The product is used in situ as a bleach, biocide or disinfectant. Pr...  
WO/1994/018299A1
The use of a bleach activator compound which is an ester of a carboxylic acid to generate peroxy acids in relatively dilute aqueous acidic environments is described. The product is used in situ as an oxidising agent, for instance for use...  
WO/1994/017037A1
Diacyl peroxide vinyl esters of the general formula (I), in which R can be straight-chain, branched-chain or cyclic alkylene residue with 2 to 10 C atoms or an aryl residue. These compounds are new and suitable for copolymerization with ...  
WO/1994/015465A1
An aqueous composition comprising a lower aliphatic peracid, a corrosion inhibitor and a peroxide stabilizer and/or peracid stabilizer, is useful for disinfecting medical equipment, particularly metal components of such equipment. A proc...  
WO/1994/013613A1
Method for the continuous preparation of a mixture of a cycloalkanone, a cycloalkanol and a cycloalkylhydroperoxide, according to which the corresponding cycloalkane is oxidized wherein the cyclic alkane has between 5 and 20 carbon atoms...  
WO/1994/010106A2
The present invention provides an acid catalyst complex comprising an organosulfonic acid having at least one covalent carbon-fluorine bond or one covalent carbon-phosphorus bond provided by a phosphono radical which has been contacted w...  
WO/1994/007855A1
Organic peracids supported on inorganic macromolecular supports and a process for preparing them are provided. The peracids have general chemical formulae: (I) where Q represents the inorganic support, A is an alkylene or arylene group, ...  
WO/1994/007854A1
Described is a method of preparing solutions of tert-alkyl hydroperoxides, containing little or no water, in inert solvents by dehydration with sulphuric acid. One or more inert organic solvents are added, together with sulphuric acid, t...  
WO/1994/006964A1
A process for treating a substrate, e.g., lignocellulosic pulp or cellulosic pulps with a mixed peracid solution comprising percarboxylic acid and Caro's acid which results in a higher conversion rate of the active oxygen in the hydrogen...  
WO/1994/006294A1
Microbicidal compositions comprising aliphatic peracids, the corresponding aliphatic acid, hydrogen peroxide and optionally one or more other aliphatic acids having a mole ratio of aliphatic acid to peracid of greater than 5:1 are provid...  
WO/1994/006269A1
The invention relates to a process for (co)polymerizing vinyl monomers in the presence of a radical polymerization initiator, characterized in that said radical polymerization initiator is a 3-methylpentyl-3-peroxy alkanoate of formula (...  
WO/1994/002458A1
A secondary carbon atom in an alkane, including alkyl groups attached to aromatic rings, or cycloalkane is oxidized by molecular oxygen to the corresponding hydroperoxide in the absence of a catalyst. The oxidation is carried out in the ...  
WO/1994/001399A1
Cationic peroxyacids of formula (IV) wherein: R1 is a, optionally substituted, C1-C7 alkyl or alkenyl or alkaryl with a C1-C7 alkyl group; R2 and R3 are each independently a C1-C3 alkyl or C1-C3 substituted alkyl group; n is an integer f...  
WO/1994/001387A1
An advantageous process for producing cresols which comprises the steps of: preparing a solution of oxidation products containing tertiary and primary hydroperoxides by oxidizing cymene with oxygen, lowering the content of the primary hy...  
WO/1993/025615A1
A flegmatizer, which is an oligomer of styrene or of styrene and at least one comonomer, is admixed with an organic peroxide to reduce the heat- and/or shock-sensitivity of the peroxide. The resulting composition can be employed to polym...  
WO/1993/021765A1
A process for producing a stable, bactericidal and fungicidal composition which consists essentially of bubbling air or oxygen into limonene, to produce an oxidized limonene having a rapid bactericidal activity as evidenced by the capabi...  
WO/1993/021152A1
Undesirable color change in freshly manufactured cumene hydroperoxide is inhibited by treatment comprising adding sodium hydroxide in an effective amount up to about 120 ppm and holding the treated cumene hydroperoxide at a temperature o...  
WO/1993/019101A1
A process for manufacturing toner resins of high molecular weight by polymerizing at least one polymerizable vinyl monomer in the presence of at least one polyfunctional polymerization initiator having at least one peroxide functionality...  
WO/1993/010088A1
Peracetic acid solutions tend to decompose slowly during storage. The storage stability of the peracetic acid therein can be improved by introduction of an effective amount of an aliphatic alcohol ethoxylate wetting agent which has an EO...  
WO/1993/009083A1
Macrocyclic enediynediols and enediynediones having a ten carbon ring and open chain enediyne dihydroperoxides having eight carbons between the hydroperoxide groups that cleave DNA are disclosed, as are methods of making and using the same.  

Matches 401 - 450 out of 1,926